Finding the Fourth Proportional to 22,564.76, 31,139.15 and 13,001.13

Step by Step Solution

1. Step 1: Write the proportion equation
   22,564.76 : 31,139.15 = 13,001.13 : x
2. Step 2: Convert to fraction form
   22,564.76/31,139.15 = 13,001.13/x
3. Step 3: Cross multiply
   22,564.76x = 31,139.15 × 13,001.13
4. Step 4: Simplify right side
   22,564.76x = 404,844,072.23
5. Step 5: Solve for x
   x = 404,844,072.23/22,564.76
6. Step 6: Final answer
   x = 17,941.43